Glass Half Full: Isn't it entirely possible that they simply want Cueto and Leake to flip flop spots? Cueto is essentially in the 4 spot. Swapping the 2 puts him back at the number one. Maybe the discussion was to see if Leake could go on short rest? Answers the "we'll see tomorrow" part.
Glass Half Empty: Cueto is still fatigued from his last start and not ready to go. The oblique is still acting up.